DFS3659X SYN ERROR OCCURRED READING DESCRIPTOR yyyyyyyyyyyyyyyy IN MEMBER DFSYDTC
or
Explanation
IMS initialization or the MFS Device Characteristics Table utility received an I/O error while reading the descriptor records for descriptor name xxxxxxxxx from the member yyyyyyyy of IMS.PROCLIB. When this message is received from the MFS Device Characteristics Table utility, xxxxxxxx contains DCTABLE.
System action
IMS initialization abnormally terminates with abend 0015. The MFS DCT Utility ends with a return code of 12.
Operator response
Contact the system programmer.
System programmer response
Rebuild member yyyyyyyy of IMS.PROCLIB for which the I/O error occurred.